Glossary I

Interactionism refers to the version of Dualism that accepts the separate existence of a mind and a body and claims that they interact. Interactionism is a proposed answer to the mind-body problem maintaining that bodily experiences influence the mind and that the mind influences the body. Moreover, Interactionism is a view of development that, although acknowledging there must be some innate characteristics of the mind that allow for language development, places greater emphasis on the nature of the language-learning environment of the child

Interactionist approach to leadership refers to the perspective that certain kinds of people are likely to emerge as leaders or to be effective leaders under one set of conditions, whereas other kinds of people are likely to emerge as leaders or to be effective leaders under a different set of conditions

Interactionist theory is the notion that biological factors and environmental influences interact to determine the course of language development.

Interactions with selection is a threat to internal validity caused by a validity threat such as maturation or history interacting with the threat of selection.

Interactive gesture refers to a form of gesture used in conversation to convey interactional content, as in holding up one's hands to indicate that one's turn is not finished.

- Interaural Level Difference (ILD) : Interaural Level Difference (ILD) when the greater level of a sound at the closer ear when a sound source is positioned closer to one ear than to the other. This effect is most pronounced for high-frequency tones. The ILD provides a cue for sound localization.

- Interaural Time Difference (ITD) : Interaural Time Difference (ITD) when a sound is positioned closer to one ear than to the other, the sound reaches the close ear slightly before reaching the far ear, so there is a difference in the time of arrival at the two ears. The ITD provides a cue for sound localization.
Intercalated discs are portion of cardiac muscle cell where one cell connects to the next.