Synonyms and Antonyms for valve-in-head_engine

1. valve-in-head engine (n.)

internal-combustion engine having both inlet and exhaust valves located in the cylinder head

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2. in (adv.)

to or toward the inside of

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3. valve (n.)

a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it

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4. valve (n.)

device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone

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5. in (n.)

a unit of length equal to one twelfth of a foot

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7. valve (n.)

one of the paired hinged shells of certain molluscs and of brachiopods

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8. valve (n.)

the entire one-piece shell of a snail and certain other molluscs

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9. built-in (adj.)

existing as an essential constituent or characteristic

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10. fill-in (n.)

someone who takes the place of another (as when things get dangerous or difficult)

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