ADHD glossary · Family perspectives

Temperament: describe a tendency without fixing a role

The National Library of Medicine describes temperament as a tendency to respond to one's surroundings in a particular way, commonly referring to changes in mood. [1]

General education and practical perspectives. Editorial standards.

The word tendency is not a permanent role to assign to a child or adult. This article uses the source-defined term as a reason to ask for context, not as a reason to call someone “the difficult one,” “the easy one,” or a predictable kind of person.

Two arrivals at the same gathering

In a fictional family scene, cousins Tess and Luca arrive at a reunion. Tess begins talking with relatives near the entrance. Luca spends the first part of the visit looking at the old photographs on a side table.

An adult says, “That is just their temperament.” Another adult could ask what the statement is intended to explain. They have described two actions at one gathering, but this page does not infer a lasting tendency from them.

Luca might say he wanted to identify a photograph. Tess might say she had a question for an aunt. Their reasons are part of their own accounts, not details an observer can supply from the label.

Describe before generalizing

For an ordinary conversation, compare these two forms of wording: “Luca is always withdrawn” and “Luca looked through the photographs before joining us at the table.”

The second is a narrower description of this invented visit. It does not establish a trait, explain a motive, or predict the next gathering. If someone wants to discuss a broader pattern, they still need to say what they have observed and leave room for the person's interpretation.

An optional question is, “Does that description fit how you experienced the visit?” “No” is a meaningful answer. The conversation should not be arranged so that disagreement itself becomes proof of the label.

A preference is not an identity assignment

Luca might request time to look through the photographs at the next gathering. The family can consider that request without deciding that he belongs to a fixed personality category.

Likewise, Tess can choose a quieter activity next time without being accused of behaving unlike herself. In these examples, the immediate request is enough for an ordinary planning discussion. The article does not claim that granting it changes temperament or improves development.

The motivation page asks about a different term concerning reasons or direction for action. The self-regulation page concerns a broader regulation concept. Neither should be used here as a substitute explanation for what the cousins did.

Leave prediction out of the introduction

When introducing a child to another adult, a caregiver can share an actual request without announcing what the child will be like. An educator can describe a classroom observation without assigning a family a cause. Partners can discuss preferred ways of arriving at a social event without making one style the standard.

This page offers no temperament inventory, inherited-trait explanation, parenting prescription, or claim about how fixed a trait is. It also does not infer temperament from a single preference.

The next useful detail is the specific situation and the person's own account. A broad label should not take away their opportunity to say what they wanted, what they noticed, or what they would prefer next time.

Source

[1] National Library of Medicine. Temperament MeSH Descriptor Data 2026. National Library of Medicine. Last updated 1999-01-01. Accessed September 6, 2026. Scope Note. Supports [1] only; fictional illustrations and optional wording are not source procedures or evidence of benefit.

Sources and what they support

These sources support the specific statements identified below. Our practical exercises are suggestions to consider, not evidence of a treatment effect.

  1. National Library of Medicine.

    Temperament MeSH Descriptor Data 2026 — National Library of Medicine

    Source type: institutional.

    Updated . Accessed .

    Source check, September 6, 2026: Scoped source check. Passage: Scope Note. Limits: Only attributed terminology is adopted. This record is not an individual assessment, clinical guidance, an efficacy study, a developmental milestone standard, or evidence for the independently written fictional examples.

    Supports: The National Library of Medicine describes temperament as a tendency to respond to one's surroundings in a particular way, commonly referring to changes in mood.

    Correction check: No correction notice changing the adopted terminology appeared in the inspected record. The displayed record-specific Last Updated field was checked. No exhaustive historical version or external bibliographic correction audit was performed.

Updates and corrections

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