IPA: /ˈfɪlər/
KK: /ˈfɪlər/
Relating to or resembling a thread, often used in contexts involving fine lines or measurements.
The filar micrometer is used to measure small distances in telescopes.
The word 'filar' comes from Latin 'filum' (meaning thread) and the suffix '-ar' (indicating a relationship or pertaining to). Thus, 'filar' refers to something that is thread-like or related to threads.
Think of 'filum' meaning thread, and remember that 'filar' describes something that is thread-like.