undersaturated

[ uhn-der-sach-uh-rey-tid ]

adjective

, Chemistry.

1. unsaturated ( def 2 ).

undersaturated

/ ˌʌndəˈsætʃəˌreɪtɪd /

adjective

1. (of an igneous rock) having a low silica content

Other Words From

• under·satu·ration noun

Word History and Origins

Origin of undersaturated¹

First recorded in 1820–30; under- + saturated