protostar

pro·to·star

P p

Transcription

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [proh-toh-stahr]
- /ˈproʊ toʊˌstɑr/
- /prˈəʊtəʊstˌɑː/

- US Pronunciation
- US IPA
- [proh-toh-stahr]
- /ˈproʊ toʊˌstɑr/

Definitions of protostar word

noun protostar an early stage in the evolution of a star, after the beginning of the collapse of the gas cloud from which it is formed, but before sufficient contraction has occurred to permit initiation of nuclear reactions at its core. 1
noun protostar a cloud of interstellar gas and dust that gradually collapses, forming a hot dense core, and evolves into a star once nuclear fusion can occur in the core 0
noun protostar in some cosmological theories, any of the millions of swirling clouds of dust and hydrogen gas that form within a protogalaxy and eventually evolve into thermonuclear stars 0

See all 3 definitions of protostar

Information block about the term

Origin of protostar

First appearance:

before 1945

One of the 6% newest English words

First recorded in 1945-50; proto- + star

Historical Comparancy

Parts of speech for Protostar

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Protostar

protostar popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 54% of English native speakers know the meaning and use word.

This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

protostar usage trend in Literature

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