reflection

1. A calm, lengthy, intent consideration (synset 105793513)
   is a type of: consideration - the process of giving careful thought to something
   subtypes:

   • cogitation, study - attentive consideration and meditation
   • meditation, speculation - continuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse nature
   • meditation - (religion) contemplation of spiritual matters (usually on religious or philosophical subjects)
   • introspection, self-contemplation, self-examination - the contemplation of your own thoughts and desires and conduct
   • retrospect - contemplation of things past
   same as: contemplation, musing, reflexion, rumination, thoughtfulness
2. The phenomenon of a propagating wave (light or sound) being thrown back from a surface (synset 111523478)
   is a type of: physical phenomenon - a natural phenomenon involving the physical properties of matter and energy
   subtypes:

   • flare - am unwanted reflection in an optical system (or the fogging of an image that is caused by such a reflection)
   • interreflection - reciprocal reflection between two reflecting surfaces
   • virtual image - a reflected optical image (as seen in a plane mirror)
   • zodiacal light - a luminous tract in the sky; a reflection of sunlight from cosmic dust in the plane of the ecliptic; visible just before sunrise and just after sunset
   same as: reflexion
3. Expression without words (synset 106893299)
   "tears are an expression of grief"; "the pulse is a reflection of the heart's condition"
   is a type of: demo, demonstration - a visual presentation showing how something works
   subtypes:

   • lamentation, mourning - the passionate and demonstrative activity of expressing grief
   • act - a manifestation of insincerity
   • blowup, ebullition, effusion, gush, outburst - an unrestrained expression of emotion
   same as: expression, manifestation, reflexion
4. A likeness in which left and right are reversed (synset 104754355)
   is a type of: alikeness, likeness, similitude - similarity in appearance or character or nature between persons or things
   same as: mirror image, reflexion
5. The image of something as reflected by a mirror (or other reflective material) (synset 104076088)
   "he studied his reflection in the mirror"
   is a type of: icon, ikon, image, picture - a visual representation (of an object or scene or person or abstraction) produced on a surface
   same as: reflexion
6. (mathematics) a transformation in which the direction of one axis is reversed (synset 113807616)
   referred to in: math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
   is a type of: transformation - (mathematics) a function that changes the position or direction of the axes of a coordinate system
7. A remark expressing careful consideration (synset 106779826)
   is a type of: comment, input, remark - a statement that expresses a personal opinion or belief or adds information
   specific instances:

   • parkinson's law - C. Northcote Parkinson's cynical observation that the number of subordinates in an organization will increase linearly regardless of the amount of work to be done
   • parkinson's law - C. Northcote Parkinson's cynical observation that work will expand so as to fill the time available for its completion
   same as: observation, reflexion
8. The ability to reflect beams or rays (synset 105017811)
   is a type of: physical property - any property used to characterize matter and energy and their interactions
   subtypes:

   • echo, replication, reverberation, sound reflection - the repetition of a sound resulting from reflection of the sound waves
   • echo - a reflected television or radio or radar beam
   same as: reflectivity, reflexion

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