IRRADIANCE Antonyms

• made dim or less bright

• lacking in light; not bright or harsh

• lacking clarity or distinctness

• offering little or no hope

• slow to learn or understand; lacking intellectual acuity

• switch (a car's headlights) from a higher to a lower beam

• become dim or lusterless

• make dim or lusterless

• make dim by comparison or conceal

• become vague or indistinct

• the state of being poorly illuminated

• the property of lights or sounds that lack brilliance or are reduced in intensity

• the quality of being dim or lacking contrast

• the quality of being slow to understand

• the quality of lacking interestingness

• a lack of visual brightness

• lack of sensibility

• without sharpness or clearness of edge or point

• a state of partial or total darkness

• a feeling of melancholy apprehension

• an atmosphere of depression and melancholy

• a policy of opposition to enlightenment or the spread of knowledge

• a deliberate act intended to make something obscure

• the quality of being unclear or abstruse and hard to understand

• an obscure and unimportant standing; not well known

• the state of being indistinct or indefinite for lack of adequate illumination

• the phenomenon of not permitting the passage of electromagnetic radiation

• incomprehensibility resulting from obscurity of meaning

• the quality of being opaque to a degree; the degree to which something reduces the passage of light

• shade within clear boundaries

• an unilluminated area

• something existing in perception only

• a premonition of something adverse

• an indication that something has been present

• refuge from danger or observation

• a dominating and pervasive presence

• a spy employed to follow someone and report their movements

• an inseparable companion

• follow, usually without the person's knowledge

• cast a shadow over

• make appear small by comparison

• relative darkness caused by light rays being intercepted by an opaque body