sem·i·nal (s
m
-n
l)
adj.
1. Of, relating to, containing, or conveying semen or seed.
2. Of, relating to, or having the power to originate; creative.
3. Highly influential in an original way; constituting or providing a basis for further development: a seminal idea in the creation of a new theory.
[Middle English, from Old French, from Latin s
min
lis, from s
men, s
min-, seed; see semen.]
sem
i·nal·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2003. Published by Houghton Mifflin Company. All rights reserved.
seminal
Adjective
1. highly original and influential: seminal thinkers
2. potentially capable of development
3. of semen: seminal fluid
4. Biol of seed [Latin semen seed]