ULTRABASIC


Meaning of ULTRABASIC in English

transcription, транскрипция: [ ˌəl-trə-ˈbā-sik ]

adjective

Etymology: International Scientific Vocabulary

Date: 1881

: extremely basic ; specifically : very low in silica and rich in iron and magnesium minerals

• ultrabasic noun

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.