Luminal
pronunciation
How to pronounce Luminal in British English:
UK 
How to pronounce Luminal in American English:
US
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- Noun:
- a long-acting barbiturate used as a sedative
Word Origin
- Luminal (n.)
- trade name of phenobarbitone, used as a sedative and hypnotic, coined 1912 in German from Latin lumen "light," related to lucere "to shine" (see light (n.)), + -al (3), "the root here being used, very irregularly, as an equivalent of pheno- [Flood].
- luminal (adj.)
- "of or pertaining to a lumen," 1897, with -al (1).
Example
- 1. Regulation of vacuolar proton pumping atpase-dependent luminal acidification in the epididymis .
- 2. Results all cases were shown as bowel wall thickening , with luminal narrowing .
- 3. Both bowel-wall thickening and luminal dilatation were the early findings ;
- 4. Two other types of breast cancer , accounting for most cases of the disease , arise from the luminal cells that line milk ducts .
- 5. Co-culture of luminal epithelial and stromal cells derived from mouse receptible endometrium .