| droplet | A diminutive drop, such as a particle of moisture discharged from the mouth during coughing, sneezing, or speaking; these may transmit infections to others by their airborne passage. Origin: drop + -let, dim. Suffix (05 Mar 2000) |
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| droplet infection | Infection acquired through the inhalation of droplets or aerosols of saliva or sputum containing virus or other microorganisms expelled by another person during sneezing, coughing, laughing, or talking. (05 Mar 2000) |
| droplet nuclei | Particles 1-10 um in diameter, implicated in spread of airborne infection; the dried residue formed by evaporation of droplets coughed or sneezed into the atmosphere or by aerosolization of infective material. (05 Mar 2000) |
| proteinoid droplet | Membrane bounded droplets supposed to have been formed in primaeval soup as an early stages in the evolution of cells. (18 Nov 1997) |
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| fat droplet | <pathology> Micro aggregates of (mainly) triglycerides visible within cells. (18 Nov 1997) |