| Answer | Crossword Clue |
|---|---|
| baptism | A ceremony or occasion at which this takes place |
| baptisms | A ceremony or occasion at which this takes place |
| mouths | The corresponding opening through which an animal takes in food (at the front of the head in vertebrates and many other creatures), or the cavity behind this |
| deglaciation | A period of geological time during which this takes place |
| deglaciations | A period of geological time during which this takes place |
| peritectic | a temperature at which a melting reaction takes place |
| hoedowns | A social gathering at which lively folk dancing takes place |
| ifs | the middle frequency in a superheterodyne receiver, at which most of the amplification takes place |
| scramjets | A ramjet in which combustion takes place in a stream of gas moving at supersonic speed |
