20 new English words for 18 August 2026, each with its meaning, Hindi meaning, synonyms, antonyms and an example sentence. Learn them today and revise them with the daily quiz — useful for SSC, Bank, Railway, UPSC and IELTS.

1 Ichthyology (noun)

Ichthyology - The scientific study of fish.

The scientific study of fish.

Hindi meaning: मछलियों का वैज्ञानिक अध्ययन

Synonyms: Fish Science, Fish Biology, Piscine Zoology, Ichthyological Science

Antonyms: Ornithology, Entomology, Mammalogy, Herpetology

Example: She chose ichthyology because she was fascinated by marine and freshwater fish.

Trick: Ichthyo = fish + logy = study, so Ichthyology means the study of fish.

2 Taurine (adjective)

Taurine - Relating to or resembling a bull.

Relating to or resembling a bull.

Hindi meaning: बैल से संबंधित या बैल के समान

Synonyms: Bullish, Bovine, Bull-like, Ox-like

Antonyms: Frail, Delicate, Weak, Slight

Example: The wrestler had a powerful, taurine appearance.

Trick: Taurine sounds like Taurus, and Taurus is represented by a bull.

3 Travelogue (noun)

Travelogue - A book, film, or account describing someone's travels and experiences.

A book, film, or account describing someone's travels and experiences.

Hindi meaning: यात्रा-वृत्तांत

Synonyms: Travel Account, Travel Diary, Travel Journal, Travel Narrative

Antonyms: Fiction, Fantasy, Fabrication, Invention

Example: She published a fascinating travelogue about her journey through Africa.

Trick: Travel + logue = a record or story of travel.

4 Narcolepsy (noun)

Narcolepsy - A sleep disorder characterized by sudden and uncontrollable attacks of sleep.

A sleep disorder characterized by sudden and uncontrollable attacks of sleep.

Hindi meaning: अचानक और अनियंत्रित रूप से नींद आने का विकार

Synonyms: Hypersomnia, Sleep Disorder, Sleeping Sickness, Sleep Attacks

Antonyms: Insomnia, Wakefulness, Alertness, Sleeplessness

Example: His narcolepsy sometimes caused him to fall asleep unexpectedly during the day.

Trick: Narco reminds you of sleep and lepsy of an attack, so Narcolepsy means sudden sleep attacks.

5 Subcutaneous (adjective)

Subcutaneous - Situated, occurring, or administered beneath the skin.

Situated, occurring, or administered beneath the skin.

Hindi meaning: त्वचा के नीचे स्थित या दिया जाने वाला

Synonyms: Hypodermic, Subdermal, Undercutaneous, Beneath-the-skin

Antonyms: Cutaneous, Epidermal, Superficial, External

Example: The patient received a subcutaneous injection in the arm.

Trick: Sub = below + cutaneous = skin, so Subcutaneous means below the skin.

Unlock all 20 words for 18 August 2026

The first 5 words are free. Prime opens every word, every day — with tricks, quizzes and the full editorial vocabulary.

Get Prime Open in the Vocab24 app

6 Derail (verb)

Derail - To cause a train to leave its tracks or to prevent a plan or process from succeeding.

To cause a train to leave its tracks or to prevent a plan or process from succeeding.

Hindi meaning: पटरी से उतारना या किसी योजना को विफल करना

Synonyms: Sidetrack, Disrupt, Obstruct, Wreck

Antonyms: Advance, Facilitate, Promote, Support

Example: A sudden financial crisis could derail the entire project.

Trick: De + rail = remove from the rail; similarly, a problem can derail your plan.

7 Disbar (verb)

Disbar - To officially prevent a lawyer from practising law.

To officially prevent a lawyer from practising law.

Hindi meaning: किसी वकील को वकालत करने से अयोग्य घोषित करना

Synonyms: Debar, Expel, Exclude, Prohibit

Antonyms: Admit, Authorize, License, Reinstate

Example: The court decided to disbar the lawyer for serious professional misconduct.

Trick: Dis + bar = remove someone from the Bar, so Disbar means stop a lawyer from practising.

8 Cuneiform (adjective)

Cuneiform - Relating to an ancient system of writing made with wedge-shaped marks.

Relating to an ancient system of writing made with wedge-shaped marks.

Hindi meaning: कीलाकार चिह्नों वाली प्राचीन लिपि से संबंधित

Synonyms: Wedge-shaped, Wedgelike, Cuneate, Cuneal

Antonyms: Rounded, Circular, Curved, Spherical

Example: Archaeologists discovered several clay tablets covered with cuneiform writing.

Trick: Imagine a wedge-shaped nail making marks on clay; Cuneiform is wedge-shaped writing.

9 Mummify (verb)

Mummify - To preserve a dead body by preventing it from decaying, especially by embalming and drying it.

To preserve a dead body by preventing it from decaying, especially by embalming and drying it.

Hindi meaning: शव को ममी बनाकर संरक्षित करना

Synonyms: Embalm, Preserve, Desiccate, Dry

Antonyms: Decay, Decompose, Rot, Putrefy

Example: Ancient Egyptians used special techniques to mummify the bodies of their rulers.

Trick: Mummify = make a mummy; preserve the dead body from decay.

10 Rhombus (noun)

Rhombus - A parallelogram having four sides of equal length.

A parallelogram having four sides of equal length.

Hindi meaning: चार समान भुजाओं वाला समचतुर्भुज

Synonyms: Rhomb, Lozenge, Diamond, Equilateral Parallelogram

Antonyms: Circle, Triangle, Trapezoid, Rectangle

Example: The teacher drew a rhombus and explained that all four of its sides were equal.

Trick: Remember a diamond-shaped figure with four equal sides = Rhombus.

11 Belfry (noun)

Belfry - A bell tower or the part of a tower in which bells are hung.

A bell tower or the part of a tower in which bells are hung.

Hindi meaning: घंटाघर

Synonyms: Bell Tower, Steeple, Campanile, Bell Chamber

Antonyms: Basement, Cellar, Crypt, Underground

Example: The bells in the old church belfry rang across the village.

Trick: Belfry sounds like bell-free — imagine a tower where the bell should be hanging.

12 Finial (noun)

Finial - A decorative ornament placed at the top or end of a building, piece of furniture, or other structure.

A decorative ornament placed at the top or end of a building, piece of furniture, or other structure.

Hindi meaning: शीर्ष अलंकरण

Synonyms: Ornament, Decoration, Adornment, Knob

Antonyms: Base, Foundation, Footing, Bottom

Example: A beautifully carved finial decorated the top of the ancient gate.

Trick: Finial sounds like final — the final decorative piece placed at the top.

13 Azimuthal (adjective)

Azimuthal - Relating to azimuth or horizontal angular direction measured around the horizon.

Relating to azimuth or horizontal angular direction measured around the horizon.

Hindi meaning: दिगंशीय

Synonyms: Directional, Angular, Horizontal, Orientational

Antonyms: Vertical, Elevational, Zenithal, Radial

Example: The astronomer used an azimuthal coordinate system to locate the star.

Trick: Azimuthal = A-Z direction — imagine checking every direction around the horizon from A to Z.

14 Drub (verb)

Drub - To defeat someone decisively or beat someone severely.

To defeat someone decisively or beat someone severely.

Hindi meaning: बुरी तरह हराना

Synonyms: Thrash, Rout, Trounce, Defeat

Antonyms: Lose, Surrender, Yield, Succumb

Example: The defending champions drubbed their opponents in the final match.

Trick: Drub sounds like dub — imagine dubbing a team the winner after they drub everyone.

15 Bandolier (noun)

Bandolier - A broad belt worn over the shoulder for carrying cartridges or ammunition.

A broad belt worn over the shoulder for carrying cartridges or ammunition.

Hindi meaning: कारतूस रखने की कंधे की पेटी

Synonyms: Bandoleer, Cartridge Belt, Baldric, Ammunition Belt

Antonyms: Disarmament, Unarmedness, Defenselessness, Pacifism

Example: The soldier carried extra cartridges in his bandolier.

Trick: Bandolier = band + bullets — imagine a band-like belt carrying bullets across the shoulder.

16 Rumpled (adjective)

Rumpled - Wrinkled, crumpled, or untidy in appearance.

Wrinkled, crumpled, or untidy in appearance.

Hindi meaning: सिकुड़ा हुआ

Synonyms: Wrinkled, Crumpled, Creased, Disheveled

Antonyms: Smooth, Neat, Tidy, Pressed

Example: He arrived at the meeting wearing a rumpled shirt.

Trick: Rumpled sounds like crumpled — rumpled clothes are crumpled and untidy.

17 Rove (verb)

Rove - To travel or wander from place to place without a fixed destination.

To travel or wander from place to place without a fixed destination.

Hindi meaning: इधर-उधर घूमना

Synonyms: Wander, Roam, Ramble, Meander

Antonyms: Stay, Remain, Settle, Halt

Example: The explorers roved across the countryside in search of ancient ruins.

Trick: Rove is hidden in Rover — a rover keeps moving and wandering from place to place.

18 Daedalian (adjective)

Daedalian - Extremely intricate, complex, skillfully designed, or ingenious.

Extremely intricate, complex, skillfully designed, or ingenious.

Hindi meaning: अत्यंत जटिल और कौशलपूर्ण

Synonyms: Intricate, Complex, Ingenious, Skillful

Antonyms: Simple, Plain, Uncomplicated, Unskillful

Example: The palace contained a Daedalian network of corridors and secret passages.

Trick: Daedalus built a complicated labyrinth, so Daedalian means highly intricate and cleverly designed.

19 Ululate (verb)

Ululate - To make a long, loud, high-pitched, wavering cry, especially to express strong emotion.

To make a long, loud, high-pitched, wavering cry, especially to express strong emotion.

Hindi meaning: ऊँची और लंबी विलापपूर्ण ध्वनि निकालना

Synonyms: Howl, Wail, Shriek, Keen

Antonyms: Whisper, Murmur, Mumble, Hush

Example: The mourners began to ululate in grief during the ceremony.

Trick: Ululate sounds like ulu-ulu-ulu — imagine a long wavering cry making exactly that sound.

20 Halberd (noun)

Halberd - A medieval weapon consisting of a long shaft fitted with an axe blade, spike, and spear point.

A medieval weapon consisting of a long shaft fitted with an axe blade, spike, and spear point.

Hindi meaning: लंबे डंडे वाला मध्यकालीन कुल्हाड़ी-भाला अस्त्र

Synonyms: Polearm, Battle-Axe, Spear, Pike

Antonyms: Shield, Armor, Protection, Defense

Example: The palace guard stood at the entrance holding a heavy halberd.

Trick: Halberd = half blade + spear — imagine a weapon combining an axe and a spear.

Subscribe to our newsletter!

* Your mail address will be fully secure . We don’t share!