transactinide
English
Etymology
Pronunciation
Audio (US): (file)
Adjective
transactinide (not comparable)
- (chemistry, physics) Lying beyond lawrencium (the last actinide) in the periodic table; having an atomic number greater than 103.
Hypernyms
Noun
transactinide (plural transactinides)
- (chemistry, physics) Any of the artificially produced elements having an atomic number greater than 103.