tryfesur

== Welsh == === Etymology === try- (“through-”) +‎ mesur (“measure”). === Pronunciation === (North Wales) IPA(key): /trəˈmɛsɨ̞r/ (South Wales) IPA(key): /trəˈmɛsɪr/ === Noun === tryfesur m (plural tryfesurau) (obsolete) diameter ==== Synonyms ==== diamedr === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “tryfesur”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies