sematology

From Ancient Greek σῆμα (sêma, “mark, sign”) +‎ Ancient Greek -λογία (-logía, “-logy, branch of study”).

sematology (usually uncountable, plural sematologies)

1. The science of signs, particularly of verbal signs, in the operation of thinking and reasoning; the science of language as expressed by signs.

• sematological
• sematologist

• “sematology”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “sematology”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• “sematology”, in OneLook Dictionary Search.