| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| biological |
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| SYLLABICATION: | bi·o·log·i·cal |
| PRONUNCIATION: |  b   -l j  -kl |
| VARIANT FORMS: | also bi·o·log·ic (-ljk) |
| ADJECTIVE: | 1. Of, relating to, caused by, or affecting life or living organisms: biological processes such as growth and digestion. 2. Having to do with biology. 3. Related by blood or genetic lineage: the child's biological parents; his biological sister. | | NOUN: | A preparation, such as a drug, a vaccine, or an antitoxin, that is synthesized from living organisms or their products and used medically as a diagnostic, preventive, or therapeutic agent. | | OTHER FORMS: | bio·logi·cal·ly —ADVERB
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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