Related Clues:
- Kind of cell in biology
- Not hard to grasp
- Low-ranking sailor, upset just like that
- Forming a bottom layer
- Low-down on computers?
- Language when written in ballpoint
- Degree (yes, really!) underlying
- Bottom rock needing bottom wiped
- Degree so elementary
- Fundamental - computer language
- Simple - computer language
- Fundamental -- early computer language
- Rudimentary — programming language
- Elementary — without extras
- Staple