Meaning & use
portion
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Meanings
nouncountable
A part or share of something larger, especially an amount of food for one person.
Grammar: Countable: use 'a portion' or 'portions'. Often followed by 'of'.
Patterns
- a portion of something
- portion sizes
- a large/small portion
She gave each child a small portion of cake.
The restaurant serves generous portions.
A portion of the profits goes to charity.
verbtransitive
To divide something into parts and give a share to each person.
Grammar: Takes an object: portion the food. Often followed by 'out'.
Patterns
- portion something out
- portion something among someone
- portion something to someone
He portioned the rice into four equal bowls.
The nurse portioned out the medicine carefully.
She portioned the land among her children.
Word forms
| plural | portions |
|---|---|
| third person singular | portions |
| past tense | portioned |
| past participle | portioned |
| -ing form | portioning |
Common combinations
- portion size
- The portion size at this café is just right for lunch.
- a portion of
- Only a portion of the students passed the exam.
- generous portion
- They serve a generous portion of pasta.
- portion out
- Please portion out the snacks for the children.
- double portion
- He asked for a double portion of ice cream.
Synonyms and how they differ
- serving
- A serving is a specific amount of food for one person, often used in restaurants; 'portion' can also mean a share of anything.
- share
- A share is a part that belongs to someone, especially in a company or inheritance; 'portion' is more general.
- part
- A general word for a piece of something; 'portion' often suggests a measured or allotted amount.
Opposites
Word family
- portion verb
- To divide into shares.
Commonly confused: portion or proportion?
portion vs proportion
Proportion refers to a comparative relationship between parts, while portion is an actual part or share.
Practice
Which sentence uses 'portion' correctly as a verb?
Choose one answer.
When dividing something among people, we use 'portion something among someone'. 'To' is possible with 'portion out', but 'among' is the standard pattern for sharing.
Make it your own
Write a sentence using “portion”, then check it and compare it with the examples above.