heli-
1
1.
variant of
helio-
before a vowel:
helianthus.
heli-
2
1.
a combining form representing
helicopter,
in compound words:
helidrop; helilift; helitaxi.
Origin
by analysis of
helicopter
as
heli-
(an assumed combining form with
-i-
) +
-copter;
cf.
copter
British Dictionary definitions for
heli-
heli-
combining form
1.
helicopter:
heliport
Word Origin
C20: shortened from
helicopter
helio-
combining form
1.
indicating the sun:
heliocentric,
heliolithic
Word Origin
from Greek, from
hēlios
sun