transcription, транскрипция: [ ˌa-də-ˈman-ˌtēn, -ˌtīn, -ˈman-t ə n ]
adjective
Etymology: Middle English, from Latin adamantinus, from Greek adamantinos, from adamant-, adamas
Date: 13th century
1. : made of or having the quality of adamant
2. : rigidly firm : unyielding
adamantine discipline
3. : resembling the diamond in hardness or luster