Term: optical illusion: an optical phenomenon that results in a false or deceptive visual impression
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: network architecture: specification of design principles (including data formats and procedures) for creating a network configuration of data processors
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: saluki: old breed of tall swift keen-eyed hunting dogs resembling greyhounds; from Egypt and southwestern Asia
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: weatherman: predicts the weather
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: pinball machine: game equipment on which pinball is played
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: baffled: people who are frustrated and perplexed
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: winter sweet: medium-sized shrubby tree of South Africa having thick leathery evergreen leaves and white or pink flowers and globose usually two-seeded purplish black fruits
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: short circuit: accidental contact between two points in an electric circuit that have a potential difference
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: trichoceros: small genus of small epiphytic or terrestrial orchids of tropical South America
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: typography: art and technique of printing with movable type
Broader: optical phenomenon: a physical phenomenon related to or involving light | Unrelated: notice: an announcement containing information about an event; ; ; "a notice of sale