| SM | lowercase |
|---|---|
| SM | too small to be seen except under a microscope |
| SM | not large but sufficient in size or amount |
| SM | (archaic) slight or limited |
| SM | not fully grown |
| SM | have fine or very small constituent particles |
| SM | low or inferior in station or quality |
| SM | on a small scale |
| SM | something of small importance |
| SM | a boat that is small |
| SM | a businessman who runs a business employing less than 100 people |
| SM | unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure |