Meaning of PRIMARY in English

PRIMARY

adj. & n.

--adj.

1. a of the first importance; chief (that is our primary concern). b fundamental, basic.

2 earliest, original; first in a series.

3 of the first rank in a series; not derived (the primary meaning of a word).

4 designating any of the colours red, green, and blue, or for pigments red, blue, and yellow, from which all other colours can be obtained by mixing.

5 (of a battery or cell) generating electricity by irreversible chemical reaction.

6 (of education) for young children, esp. below the age of 11.

7 (Primary) Geol. of the lowest series of strata.

8 Biol. belonging to the first stage of development.

9 (of an industry or source of production) concerned with obtaining or using raw materials.

10 Gram. (of a tense in Latin and Greek) present, future, perfect, or future perfect (cf. HISTORIC).

--n. (pl. -ies)

1. a thing that is primary.

2 (in full primary election) (in the US) a preliminary election to appoint delegates to a party conference or to select the candidates for a principal (esp. presidential) election.

3 primary planet.

4 (Primary) Geol. the Primary period.

5 primary feather.

6 primary coil.

Phrases and idioms:

primary coil a coil to which current is supplied in a transformer. primary feather a large flight-feather of a bird's wing. primary planet a planet that directly orbits the sun (cf. secondary planet). primary school a school where young children are taught, esp. below the age of 11.

Derivatives:

primarily adv.

Etymology: ME f. L primarius f. primus first

Oxford English vocab.      Оксфордский английский словарь.