| instillation | To drop in; to pour in drop by drop; hence, to impart gradually; to infuse slowly; to cause to be imbibed. Synonym: To infuse, impart, inspire, implant, inculcate, insinuate. Origin: L. Instillatio, from stillare = to drop (18 Nov 1997) |
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| instillation, drug | The administration of therapeutic agents drop by drop, as eye drops, ear drops, or nose drops. It is also administered into a body space or cavity through a catheter. It differs from irrigation in that the irrigate is removed within minutes, but the instillate is left in place. (12 Dec 1998) |
| fluorescein instillation test | A test for patency of the lacrimal system; fluorescein instilled in the conjunctival sac can be recovered from the inferior nasal meatus. Synonym: Jones' test. (05 Mar 2000) |
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