impossible or difficult to perceive by the mind or senses; "an imperceptible drop in temperature"; "an imperceptible nod"; "color is unperceivable to the touch"
a device designed to provide additional strength; "the cardboard backing was just a strengthener"; "he used gummed reinforcements to hold the page in his notebook"
existing in name only; "the nominal (or titular) head of his party"
insignificantly small; a matter of form only (`tokenish' is informal); "the fee was nominal"; "a token gesture of resistance"; "a toknenish gesture"
being value in terms of specification on currency or stock certificates rather than purchasing power; "nominal or face value"
pertaining to a noun or to a word group that functions as a noun; "nominal phrase"; "noun phrase"
relating to or constituting or bearing or giving a name; "the Russian system of nominal brevity"; "a nominal lists of priests"; "taxable males as revealed by the nominal rolls"