fundamental

fundamental adj

Mod. L.

1. Long-lasting; permanent.
2. Essential; important; imperishable; enduring; confirmable; verifiable.
3. Elemental; unchangeable; eternal; everlasting; existential; perpetual; foundational; from the foundations of existence; according to the natural order of creation.
4. Elementary; simple; primary; basic.

fundamental adv

see fundamental, adj.

1. Truly; really; verily; reliably; primarily; principally; with good evidence.