- retinoic acid
- retinoic acid 4-hydroxylase
- retinoid
- retinoids
- retinol
- retinol 4-hydroxylase
- retinol dehydratase
- retinol dehydrogenase
- retinol isomerase
- retinol-binding protein
- retinopapillitis
- retinopapillitis of premature infants
- retinopathy
- retinopathy of prematurity
- retinopathy punctata albescens
- retinopexy
- retinophora
- retinophoral
- retinopiesis
- retinoschisis
- retinoscope
- retinoscopy
- retinotomy
- retinula
- retinulate
- retinyl phosphate
- retiped
- retired
- retirement
- retistene
- retitelae
- retnol
- retoperithelium
- retort
- Retortamonas
- retothelioma
- retouch
- retract
- retractation
- retracted publication
- retractile
- retractile testis
- retraction
- retraction fibre
- retraction of publication
- retraction syndrome
- retractor
- retrad
- retrahens aurem
- retreat
- retreat from reality
- retreatment
- retrenchment
- retrieval
- retriever
- retro-
- retro-ocular
- retroactive inhibition
- retroadductor space
- retroauricular
- retroauricular lymph nodes
- retrobuccal
- retrobulbar
- retrobulbar abscess
- retrobulbar anaesthesia
- retrobulbar haemorrhage
- retrobulbar neuritis
- retrocaecal
- retrocaecal abscess
- retrocaecal lymph nodes
- retrocaecal recess
- retrocalcaneobursitis
- retrocaval ureter
- retrocedent
- retrocedent gout
- retrocervical
- retrocession
- retrochoir
- retroclusion
- retrocochlear deafness
- retrocochlear diseases
- retrocolic
- retrocollic
- retrocollic spasm
- retrocollis
- retroconduction
- retrocursive
- retrocuspid papilla
- retrodeviation
- retrodisplacement
- retroduodenal artery
- retroduodenal fossa
- retroduodenal recess
- retroesophageal
- retrofilling
- retrofit
- retrofitting
- retroflected
- retroflection
- retroflex fasciculus
- retroflexed
- retroflexion
- retrofracted
- retrogasserian neurectomy
- retrogasserian neurotomy
- retrognathic
- retrognathism
- retrograde
- retrograde amnesia
- retrograde aortography
- retrograde axonal transport
- retrograde beat
- retrograde block
- retrograde cardioplegia
- retrograde chromatolysis
- retrograde conduction
- retrograde degeneration
- retrograde ejaculation
- retrograde embolism
- retrograde hernia
- retrograde intussusception
- retrograde memory
- retrograde menstruation
- retrograde metamorphosis
- retrograde P wave
- retrograde pyelography
- retrography
- retrogression
- retrogressive
- retrohyoid bursa
- retroiliac ureter
- retroinguinal space
- retroinhibition
- retroiridian
- retrojection
- retrojector
- retrolental
- retrolental fibroplasia
- retrolenticular
- retrolenticular limb of internal capsule
- retrolenticular part of internal capsule
- retrolingual
- retromammary
- retromammary mastitis
- retromandibular
- retromandibular fossa
- retromandibular process of parotid gland
- retromandibular vein
- retromastoid
- retromingent
- retromolar
- retromolar fossa
- retromolar pad
- retromorphosis
- retromylohyoid space
- retronasal
- retroperitoneal
- retroperitoneal adenopathy
- retroperitoneal fibrosis
- retroperitoneal hernia
- retroperitoneal liposarcoma
- retroperitoneal space
- retroperitoneum
- retroperitonitis
- retropharyngeal
- retropharyngeal abscess
- retropharyngeal lymph nodes
- retropharyngeal space
- retropharynx
- retroplacental
- retroplasia
- retropneumoperitoneum
- retroposed
- retroposition
- retroposon
- retropubic
- retropubic hernia
- retropubic prostatectomy
- retropubic space
- retropulsion
- retropyloric lymph nodes
- retropyloric nodes
- retrorse
- retrospection
- retrospective
- retrospective falsification
- retrospective studies
- retrospective study
- retrospondylolisthesis
- retrosternal
- retrosternal hernia
- retrosternal space
- retrosteroid
- retrotarsal
- retrotarsal fold
- retrotransposon
- retrotransposons
- retrouterine
- retrovaccination
- retroversioflexion