| Word | Definitions | Synonyms |
|---|---|---|
| beta | (adjective) preliminary or testing stage of a software or hardware product | - |
| (adjective) second in order of importance | - | |
| (noun) the 2nd letter of the Greek alphabet | - | |
| betaine | (noun) a sweet tasting alkaloid that occurs in sugar beets | - |
| betatron | (noun) accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux | Synonyms: induction accelerator |