12-letter words ending in IUM
Every match in the dictionary, most common first.
15 words found
12-letter words 15
- praseodymiuma soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
- protactiniuma short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
- quinquenniuma period of five years
- epithalamiuman ode honoring a bride and bridegroom
- radiothoriumradioactive isotope of thorium with mass number 228
- perionychium
- appressorium
- archesporiumprimitive cell or group of cells from which a mother cell develops
- prothalamiuma song in celebration of a marriage
- pseudopodiumtemporary outgrowth used by some microorganisms as an organ of feeding or locomotion
- spermagonium
- superpremium
- transuranium
- unnilpentium
- unnilquadiuma radioactive transuranic element which has been synthesized