magnesium + -i- + -ferous
magniferous (comparative more magniferous, superlative most magniferous)
- (geology) Containing magnesium or magnesium compounds; magnesian
- The mineral proved to be a magniferous limestone.
- Misspelling of manganiferous.
2005, Indian History, 21st ed. edition, →ISBN, page 69:
The black colour was derived from magniferous haematite.
- (colloquial, dated) Magnificent
1997, Margaret Mahy, “The Chewing Gum Rescue”, in Storyline: A Short Story Anthology, →ISBN, page 63:
Have you tried Dr Gumption's NEW splendiferous magniferous gum?