Wordlist 14Exploring the Deep Ocean

مرکز مطالعات و توسعه آموزش علوم پزشکی

1. Dive (v.)Definition: to jump into water, especially with your head and arms going in first, or to move down under the wate

Synonym: jumpExample: Look at those children diving for oysters over

there! Word Family:

post·dive, adjectivepre·dive, adjectiveun·der·dive, noun

un·der·dive, verb (used without object), un·der·dived or un·der·dove, un·der·dived, un·der·div·ing.

2. Gyrocompass (n.)Definition: a navigational compass containing a gyroscope rotor, that, when adjusted for the latitude and speed of the vessel or aircraft, indicates the direction of true north along the surface of the earth or communicates this information to one or more gyro repeaters.Synonym: Example: Word Family:

3. Hover (v.) Definition: to stay in one place in the air, usually

by moving the wings quicklySynonym:

Example: A hawk hovered in the sky, waiting to swoop down on its prey.

Word Family:hov·er·er, noun

hov·er·ing·ly, adverb

4. Hull (n.)Definition:  the body or frame of a ship, most of

which goes under the waterSynonym: body, skeleton

Example: the wooden hull of a shipWord Family:

5. Hydrothermal (adj.)Definition:

noting or pertaining to the action of hot, aqueous solutions or gases within or on the surface of the ear

th.Synonym: Example:

Word Family:

6. Immense (adj.)Definition: extremely large in size or degree

Synonym: huge, massive, enormousExample: They spent an immense amount of time

getting the engine into perfect condition.Word Family:

im·mense·ly, adverbim·mense·ness, noun

7. Inaccessible (adj.)Definition: not accessible; unapproachable

Synonym: unreachable, unapproachable,Example: one of the most inaccessible places in

the worldWord Family:

in·ac·ces·si·bil·i·ty, in·ac·ces·si·ble·ness, nounin·ac·ces·si·bly, adverb

8. Litter (v.)Definition:

to strew (a place) with scattered objects, rubbish, etcSynonym: mess up, pollute

Example:  to be fined for littering the sidewalk.Word Family:lit·ter·er, noun

an·ti·lit·ter, adjectivean·ti·lit·ter·ing, adjective

de-lit·ter, verb (used with object)un·lit·tered, adjective

9. Occupant (n.)Definition: a person who is in a car, room, seat,

place, or position Synonym: resident, inhabitant

Example: One of the occupants of the car was slightly injured.Word Family:

non·oc·cu·pant, nounpre·oc·cu·pant, noun

10. Porthole (n.)Definition: a small, usually round window in the

side of a ship or aircraftSynonym: opening, window

Example: Dan was in the cabin, staring out of a porthole.

Word Family:

11. Propel (v.)Definition: to push or move something

somewhere, often with a lot of forceSynonym: push, move

Example: a rocket propelled through spaceWord Family:

un·pro·pelled, adjective

12. Sight (n.)Definition: landmarkSynonym: landmark

Example: the town’s historic sightWord Family:

sight·a·ble, adjectivesight·er, noun

re·sight, verb (used with object)un·der·sight, noun

13. Stun (v.)Definition: to shock or surprise someone very

muchSynonym: shock, amaze, astonish

Example: News of the disaster stunned people throughout the world.

Word Family:un·stunned, adjective

14. Submersible (adj.)Definition: capable of being used underwater

Synonym: Example: He was riding on a submersible craft.

Word Family:

15. Thrive (v.)Definition: to grow, develop, or be successful

Synonym: flourish, prosperExample: His business thrived in the years before

the war.Word Family:thriv·er, noun

thriv·ing·ly, adverbun·thriv·ing, adjective

16. Thruster (n.)Definition: a small engine used to provide extra

forceSynonym:

Example: The thrusters started to help the engine.Word Family:

17. Vent (n.)Definition: a small opening that allows air, smoke,

or gas to enter or leave a closed spaceSynonym: outlet, opening, hole

Example: If you have a gas fire in a room, you should have some kind of outside vent.

Word Family:

Keshavarz