Diet definition and meaning | Collins English Dictionary


Word forms: plural, 3rd person singular present tense diets , present participle dieting , past tense, past participle dieted 1. variable noun

Your

diet

is the type and

range

of food that you regularly

eat

.

It’s never too late to improve your diet.

…a healthy diet rich in fruit and vegetables.

Poor diet and excess smoking will seriously damage the health of your hair.

2. countable noun He was put on a diet of milky food. [+ of]

…a special diet for children with high cholesterol.

3. variable noun

If you are on a

diet

, you eat special

kinds

of food or you eat less food than

usual

because you are

trying

to

lose

weight.

Have you been on a diet? You’ve lost a lot of weight.

Diet and exercise will alter your shape.

I’ve only lost sixteen pounds since I started this diet.

4. verb

If you are dieting, you eat special kinds of food or you eat less food than usual because you are trying to lose weight.

I’ve been dieting ever since the birth of my fourth child. [VERB] Most of us have dieted at some time in our lives. [VERB] dieting uncountable noun

She has already lost around two stone through dieting.

5. adjective [ADJECTIVE noun] Diet

drinks or foods have been specially produced so that they do not contain many

calories

.

…sugar-free diet drinks.

…diet margarine.

6. countable noun The radio had fed him a diet of pop songs. [+ of]

People are rejecting this constant diet of despair.

COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers

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diet

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diet in British English 1

noun1. a.

a salt-free diet

a 900-calorie diet

b.

(as modifier)

a diet bread

2.

a diet of nuts and water

Collins English Dictionary. Copyright © HarperCollins Publishers

Derived forms

dieter (ˈdieter)

noun

Word origin

C13: from Old French

diete,

from Latin

diaeta,

from Greek

diaita

mode of living, from

diaitan

to direct one’s own life

diet in British English 2

noun 2. Also called: Reichstag (sometimes capital)

Collins English Dictionary. Copyright © HarperCollins Publishers

Word origin

C15: from Medieval Latin

diēta

public meeting, probably from Latin

diaeta diet1

but associated with Latin

diēs

day

diet in American English 1

noun1. a.

what a person or animal usually eats and drinks;

daily fare b.

figuratively, what a person regularly

reads

,

listens

to, does, etc.

verb intransitive, verb transitive3.

to eat or cause to eat special or limited food, esp. for losing weight

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Derived forms

dieter (ˈdieter)

noun

Word origin

ME

diete

< OFr < ML

dieta

, diet, daily food allowance (meaning infl. by

diet2

) < L

diaeta

< Gr

diaita

, way of life, regimen <

dia-

, through + root of

aisa

, fate < IE *

aito-

, share < base *

ai-

, to give, allot

diet in American English 2

noun1. Scottish

a day’s session of an assembly

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Word origin

ME

diete

< OFr < ML

dieta

< L

dies

, day: see

deity

Source

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