1. Sufficiently significant to affect the whole world
   "the conversation...could hardly be called world-shattering"
   - earthshaking, world-shaking, earth-shattering

See also: important, significant

• Hesperus
• Hess
• Hesse
• hessian
• Hessian boot
• Hessian fly
• hessonite
• hest
• Hestia
• het
• het up
• hetaera
• hetaira
• Heteranthera
• Heteranthera dubia
• hetero
• Heterobasidiomycetes
• Heterocephalus
• heterocercal
• heterocercal fin
• heterochromatic
• heteroclite
• heterocycle
• heterocyclic
• heterocyclic compound