Student Dictionary

One entry found for protoplanet.
Main Entry: pro·to·plan·et
Pronunciation: primarystresspromacrt-omacr-secondarystressplan-schwat
Function: noun
: a whirling mass of gas that rotates around a star and is believed to become a planet
- pro·to·plan·e·tary /secondarystresspromacrt-omacr-primarystressplan-schwa-secondarystresster-emacron/ adjective

Pronunciation Symbols