Antonym.com
NEW
Table of Contents
1. heliogram
Table of Contents
1. heliogram
Antonyms
Synonyms
Etymology
1. heliogram
noun.
a
message
transmitted
by
means
of
the
sun's
rays.
Antonyms
approval
disapproval
Synonyms
message
Etymology
heliogram (English)
-gram (English)
helio- (English)
Antonym.com