relation

1. An association or connection between or among people or objects. SEE ALSO: relationship. 2. In dentistry, the mode of contact of teeth or the positional relationship of oral structures. [L. relatio, a bringing back]

- acquired centric r. centric jaw r..

- acquired eccentric r. an eccentric r. that is assumed by habit in order to bring the teeth into occlusion.

- buccolingual r. the position of a space or tooth in r. to the tongue and the cheek.

- centric jaw r., centric r. 1. the most retruded physiologic r. of the mandible to the maxillae to and from which the individual can make lateral movements; it is a condition that can exist at various degrees of jaw separation, and it occurs around the terminal hinge axis; 2. the most posterior r. of the mandible to the maxillae at the established vertical r. SEE ALSO: eccentric r.. SYN: median retruded r., median r..

- dynamic relations relative movements between two objects, e.g., the relationship of the mandible to the maxillae.

- eccentric r. any r. of the mandible to the maxillae other than centric r.. SYN: eccentric position.

- intermaxillary r. SYN: maxillomandibular r..

- maxillomandibular r. any one of the many relations of the mandible to the maxillae, e.g., centric jaw r., eccentric r.. SYN: intermaxillary r..

- median retruded r., median r. SYN: centric jaw r..

- occluding r. the jaw r. at which the opposing teeth occlude.

- protrusive r. the r. of the mandible to the maxillae when the lower jaw is thrust forward.

- protrusive jaw r. a jaw r. resulting from a protrusion of the mandible.

- rest r. the postural r. of the mandible to the maxillae when the patient is resting comfortably in the upright position and the condyles are in a neutral unstrained position in the glenoid fossa. SYN: rest jaw r., unstrained jaw r..

- rest jaw r. SYN: rest r..

- ridge r. the positional r. of the mandibular ridge to the maxillary ridge.

- static r. relationship between two parts that are not in motion.

- unstrained jaw r. SYN: rest r..

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re·la·tion ri-'lā-shən n

1) an aspect or quality (as resemblance or causality) that connects two or more things or parts as being or belonging or working together, as being of the same kind, or as being logically connected <the strong \relation between genotype and phenotype (Anne M. Glazier )(et al)>

2) the attitude or stance which two or more persons or groups assume toward one another <race \relations>

3 a) the state of being mutually or reciprocally interested (as in social matters)

b) relations pl SEXUAL INTERCOURSE <testified that \relations had occurred (Newsweek)>

re·la·tion·al -əl adj

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re·la·tion (re-laґshən) [L. relatio a carrying back] the condition or state of one object or entity when considered in connection with another.