Meaning of diopteritähtäin | Babel Free
/ˈdiopteriˌtæhtæi̯n/Määritelmät
aperture sight, peep sight (in a firearm)
CEFR-taso
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.