undulating light

[′ən·jə‚lād·iŋ ′līt]

(navigation)

A continuously luminous light which alternately increases and decreases in brightness in cyclic sequence; the expression is applied primarily to aeronautical lights, the marine light equivalent being fixed and flashing light.

undulating light

A continuously luminous light that alternately increases and decreases in brightness in a cyclic sequence. The expression is applied primarily to aeronautical lights.

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References in periodicals archive ?

Other fireflies quickly joined the party, syncing their flashes to their neighbors', until soon an entire swath of woods filled with undulating light. Six flashes, then darkness.

Forest lights: are the synchronous fireflies of Great Smoky Mountains getting too popular?

At night, the promenade will be illuminated by an undulating light strip incorporated into the scheme.

KEEPING THE SEA AT BAY; Wall takes shape

Yet there is a connection to the other cylinders in the swath of smooth, lyrical undulating light orange line careening across and down the surface.

John Hopkins voyaging through space

Recognizing the presence of a ghost by "a pool of red and undulating light that locked him where he stood," Paul D asks:

Is Morrison also among the prophets?: "psychoanalytic" strategies in 'Beloved.' (Toni Morrison)

Visitors will be able to enjoy a quieter experience with the design changing with the landscape to reflect the local Scars rock area which is a site of special scientific interest At night the seafront scheme will be illuminated by an undulating light strip incorporated into the canopies.