The aim of this research was to find out the effectiveness of Memory in Note
Dictionary (MiND) for teaching vocabulary. This research was conducted at SMP Negeri
3 Cilacap in academic year 2015/2016. This research used quasi experimental research
with thirty students of class VIII D as experimental group and class VIII A as control
group. MiND was used as a treatment in experimental group while control group was not
given MiND as a treatment. The treatment of this research was carried out in 12th of April
until 14th of May 2016. The test was used to collect data, those were pre-test and posttest.
The test was related to related to vocabulary knowledge. The test consisted of
multiple choice, matching, and scrambled words. After data was collected, then it was
analyzed using t-test formula, the result was 2.070 while the t-table scores at the
significant level for df (degree of freedom) = 58 was 1.672. Thus the t-test
value was higher than t-table (2.070 > 1.672). It means that the hypothesis which stated
that Memory in Note Dictionary (MiND) was effective to teach vocabulary of eighth
grade students at SMP Negeri 3 Cilacap in academic year 2015/2016 was accepted.