1. (physics) having dimension zero; expressable as a pure number not needing any units
   "any ratio of masses is dimensionless"

Encyclopedia: Dimensionless

• inconspicuously
• inconspicuousness
• inconstancy
• inconstant
• inconstantly
• incontestability
• incontestable
• incontestably
• incontestible
• incontinence
• incontinency
• incontinent
• incontinently
• incontrovertibility
• incontrovertible
• incontrovertibleness
• incontrovertibly
• inconvenience
• inconvenience oneself
• inconvenient
• inconveniently
• inconvertibility
• inconvertible
• incoordination
• incorporate