UMBO


Meaning of UMBO in English

[ 'ʌmbəʊ ]

■ noun ( plural ~nes -'bəʊni:z or ~s )

1》 historical the central boss of a shield.

2》 Biology a central swelling or protuberance.

Derivatives

~nal adjective

~nate adjective

Origin

C18: from L., 'shield boss'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.