■ adjective
1》 long, round, and hollow like a tube.
↘made from a tube or tubes.
2》 Medicine of or involving tubules or other tube-shaped structures.
Origin
C17: from L. tubulus 'small tube' + -ar 1 .
■ adjective
1》 long, round, and hollow like a tube.
↘made from a tube or tubes.
2》 Medicine of or involving tubules or other tube-shaped structures.
Origin
C17: from L. tubulus 'small tube' + -ar 1 .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004