Blue (Noun)
Meaning 1
The sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic.
Classification
Nouns denoting man-made objects.
Examples
- The doctor prescribed a small dose of blue to help the patient relax before surgery.
 - The nurse carefully administered the blue to the anxious patient, monitoring their vital signs closely.
 - Blue was once commonly used as a sleep aid, but its use has declined in recent years due to concerns about addiction.
 - The patient was given a small amount of blue to help them fall asleep, but it had an unexpected side effect of causing vivid dreams.
 - The hospital's pharmacy kept a limited supply of blue on hand, as it was only used in rare cases where other sedatives were ineffective.
 
Synonyms
Hypernyms
Meaning 2
Blue clothing; "she was wearing blue".
Classification
Nouns denoting man-made objects.
Hypernyms
Meaning 3
Any organization or party whose uniforms or badges are blue; "the Union army was a vast blue".
Classification
Nouns denoting groupings of people or objects.
Examples
- The police department's blue held a ceremony to honor the fallen officers.
 - The Union army was a vast blue that fought to preserve the unity of the nation.
 - In preparation for the upcoming parade, the blue of the paramedic squad was making sure their ambulances were polished and ready.
 - As a former member of the blue, the mayor was honored as the grand marshal of the annual veterans' day celebration.
 - The city's blue worked closely with local hospitals to develop an emergency response plan.
 
Hypernyms
Meaning 4
Any of numerous small butterflies of the family Lycaenidae.
Classification
Nouns denoting animals.
Examples
- The blue butterfly perched delicately on the edge of the flower.
 - A blue fluttered around the patch of sweet nectar-rich blooms.
 - The species of blue found in this region is known for its iridescent wings.
 - The blue's wings beat rapidly as it hovered in mid-air.
 - A blue landed on the leaf, its tiny legs grasping the edge.
 
Hypernyms
Meaning 5
The sky as viewed during daylight; "he shot an arrow into the blue".
Classification
Nouns denoting natural objects (not man-made).
Examples
- The clear blue above seemed to stretch on forever on a sunny summer day.
 - The bird took to the air, flying up into the blue where it disappeared from sight.
 - She looked up from her book, gazing out at the bright blue that filled the window frame.
 - The arrow soared high into the blue, landing with a soft thud in the nearby field.
 - On a cloudless day, the blue can seem almost surreal in its depth and richness.
 
Synonyms
Hypernyms
Meaning 6
Blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue".
Classification
Nouns denoting attributes of people and objects.
Synonyms
Hypernyms
Hyponyms
- Navy
 - Sky-blue
 - Aqua
 - Aquamarine
 - Peacock Blue
 - Sapphire
 - Cobalt Blue
 - Turquoise
 - Cerulean
 - Royal Blue
 - Lazuline
 - Navy Blue