| artifact |
in scientific investigation, a spurious result or effect caused by the introduction of unintended elements or variables. [1/2 definitions] |
| catalysis |
the introduction or intervention of a substance that causes or speeds up a chemical reaction without being affected itself. [1/2 definitions] |
| exordium |
the introduction or beginning, esp. of a formal speech. |
| fluoridation |
the introduction of controlled amounts of a fluoride into a public water supply as a preventative of tooth decay. |
| foreword |
a statement at the beginning of a written text, such as a book; introduction or preface. |
| hypodermic |
characterized by injection or introduction under the skin; subcutaneous. [1/4 definitions] |
| isagoge |
an introduction, as to a field of scholarly study or research. |
| lead1 |
a short introduction that begins a news story. [1/13 definitions] |
| lede |
the first sentence or a very brief introduction to a journalistic piece intended to draw in the reader. |
| modernization |
a process in which societies are believed to move from less to more advanced forms through the introduction of new technology or through social change. [1/3 definitions] |
| neologism |
the introduction or use of new words or meanings. [1/2 definitions] |
| preamble |
an introduction to a formal document that serves to explain its purpose. |
| preface |
an introduction to a book or other written material that gives information about the author or work. [3 definitions] |
| prefatory |
of, relating to, or serving as an introduction or preface; preliminary. |
| presentation |
formal introduction, as of one person to another. [1/4 definitions] |
| preview |
anything that gives some idea in advance of or introduction to a later event, presentation, or the like. [1/4 definitions] |
| proem |
a brief introduction; preface, preamble, or prelude. |
| prologue |
an introduction to a spoken or written work such as a speech or play; preface. [2/3 definitions] |
| propaedeutic |
pertaining to or serving as an introduction to a field of study, esp. in the arts or sciences. [1/2 definitions] |
| reintroduction |
combined form of introduction. |
| short subject |
a brief film, usu. shown as an introduction to a full-length feature, or between two full-length films. |