Meaning of TUNNEL in English

TUNNEL

n.

Function: verb

Inflected Form: -neled or -nelled ; -nel · ing or -nel · ling \ ' t ə n-li ŋ , ' t ə -n ə l-i ŋ \

Date: 1795

intransitive verb

1 : to make or use a tunnel

2 physics : to pass through a potential barrier <electrons tunnel ing through an insulator between semiconductors>

transitive verb : to make a tunnel or similar opening through or under also : to make (one's way) by or as if by making a tunnel

– tun · nel · er \ ' t ə n-l ə r, ' t ə -n ə l- ə r \ noun

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.