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complement

UK/ˈkɒmpləmənt/US/ˈkɑmpləmənt/
nounC1Occasional — familiar, but not everyday · #9,252 of 15,258mostly written

Other forms: complements

A complement is something that completes another and improves it. A perfect complement, the full complement, complement the dish.

It is spelled with an e in the middle and is not compliment with an i, which is praise — the trick is that a complement completes. The full complement means the whole number required, which is a ship's crew or a team at full strength.

Definitions of complement

  1. 1nouncomplementSomething that completes another and improves it.C1

    “A glass of red wine is the perfect complement to this cheese.”

complement is a completion.

Where it comes from

Latin complementum means that which fills up, from complere, to fill up. Complete is the same root.

  1. Latin

    complēmentum — that which fills up or completes

  2. Middle English

    complement

  3. English, today

    complement

Built from

  • compleō · Latin — to fill up; to complete

From Middle English complement, from Latin complēmentum (“that which fills up or completes”), from compleō (“to fill up; to complete”) (English complete). a doublet of compliment. The verb is from the noun.

Etymology from Wiktionary, CC BY-SA

Practise this word

complement in the wild

  • When a human germ cell undergoes meiosis, the diploid 46 chromosome complement is split in half to form haploid gametes.

    Ploidy

  • Unlike the ones' complement scheme, the two's complement scheme has only one representation for zero, with room for one extra negative number.

    Two's complement

  • About 50 proteins and protein fragments make up the complement system, including plasma proteins, and cell membrane receptors.

    Complement system

  • The protein mediates cellular binding to particles and immune complexes that have activated complement.

    Complement receptor 1

  • In primates, CR1 serves as the main system for processing and clearance of complement opsonized immune complexes.

    Complement receptor 1

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

Related words

the compleō family

complycompletioncompliancecomplement

complement — used about once every 4,394 pages · #9,252 · point at the bar for the others