| MOSQUITO | Bloodsucking dipteran of the family Culicidae known to transmit serious diseases, or British aircraft used by the Allies during World War II (8) |
| AIRRAID | Attack by enemy aircraf (3,4) |
| TSETSEFLY | African insect known to transmit sleeping sickness (6,3) |
| GNATS | Any small flies of the family Culicidae (5) |
| THERAPISTS | Those trained to treat physical or psychological diseases or the people who commit acts of aggression (10) |
| TABANID | Pertaining to the dipteran family Tabanidae, including horseflies and other large bloodsucking flies (7) |
| GNAT | One of a cloud or swarm of dipterans which has carried the inherent meaning of a small and often biting insect through its linguistic history (4) |
| FAMILY | Mosquitoes belong to the ___ Culicidae (from the Latin word 'culex' meaning 'gnat') |
| OAKWILT | Serious disease of some trees of the beech family (3,4) |
| OCULIST | A specialist in diseases or defects of the eyes (7) |
| CATHETER | Thin flexible tube inserted into the body to treat diseases or perform a surgical procedure (8) |
| FLY | A fast stagecoach; a familiar spirit; a fishing lure; a flap, such as a tent-door or zip cover; or, a dipteran whose figurative presence in ointment alludes to a small but irritating flaw (3) |
| MAGGOT | Larva of a dipteran, or whimsical idea stuck in one's head (6) |
| DROPSY | Serious disease ___ collapses before the end of the day (6) |
| PANACEA | Universal remedy for all kinds of diseases or troubles (7) |
| VERMIN | Pests that spread diseases or destroy crops or livestock (6) |
| GRAF | Historical title of the German nobility corresponding to a European count or British earl (4) |
| STRAW | Jack ___, a leader of the Peasants' Revolt - or British foreign secretary during the Blair government (5) |
| NECROSIS | Death or decay of part of an organ or tissue due to disease or injury (8) |
| SAROS | Nothing to stop serious disease for a period of about 18 years |
